CN218669374U - Supporting device and tunneling equipment - Google Patents
Supporting device and tunneling equipment Download PDFInfo
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- CN218669374U CN218669374U CN202222932824.5U CN202222932824U CN218669374U CN 218669374 U CN218669374 U CN 218669374U CN 202222932824 U CN202222932824 U CN 202222932824U CN 218669374 U CN218669374 U CN 218669374U
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Abstract
The utility model discloses a strutting arrangement and tunnelling equipment, strutting arrangement sets up and between tunnelling equipment and the tunnel, strutting arrangement includes: the first supporting part is arranged on a front vehicle body of the tunneling equipment, and the end part of the first supporting part is abutted against the side walls of two sides of the roadway; the second supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the second supporting part is abutted against the side walls of the two sides of the roadway; and the third supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the third supporting part is abutted against the ground of the roadway. The utility model discloses a set up the transverse movement of first supporting part to the preceding automobile body of heading equipment and restrict, the second supporting part restricts the transverse movement of the back automobile body of heading equipment, and the third supporting part restricts the vertical drunkenness of fuselage of heading equipment, has improved heading equipment's stability.
Description
Technical Field
The utility model relates to a mining field, in particular to strutting arrangement and tunnelling equipment.
Background
At present, with the continuous development of scientific technology and productivity, the application of cantilever type excavators in coal mine and mine excavation is more and more extensive, and users put higher requirements on the efficiency and safety of excavation equipment and the reliability of long-term use of the equipment. When the heading machine is in use and working, the rear supporting mechanism is supported to play a stabilizing role, and then continuous cutting operation is carried out. The stability of the fuselage during operation of the equipment, i.e., the magnitude of the fuselage vibrations, also determines the useful life of critical components. Therefore, the stability of the equipment during operation is improved, and the service life of the whole equipment is prolonged.
To narrow model entry driving machine, light-duty entry driving machine and at the entry driving machine of great slope operating mode operation, realizing the utility model discloses an in-process, the inventor finds to have following problem among the prior art at least: when the existing heading machine carries out cutting operation, due to the fact that supporting point positions are few, the phenomena of unstable machine body, large vibration, transverse movement of the machine body and the like can occur, parts can be damaged due to vibration under severe conditions, production stop is further caused, and production efficiency is seriously affected.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a strutting arrangement and heading equipment for the realization provides the multiple spot position to heading equipment and supports, reduces horizontal drunkenness, improves fuselage stability, improves part life-span and production efficiency.
Specifically, the method comprises the following technical scheme:
a support device is arranged between a tunneling device and a roadway and comprises:
the first supporting part is arranged on a front vehicle body of the tunneling equipment, and the end part of the first supporting part is abutted against the side walls of two sides of the roadway;
the second supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the second supporting part is abutted against the side walls of the two sides of the roadway;
and the third supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the third supporting part is abutted against the ground of the roadway.
Preferably, the first supporting part comprises at least two first supporting components;
the at least one first supporting assembly is arranged on one side of the front vehicle body, the at least one first supporting assembly is arranged on the other side of the front vehicle body, and the at least two first supporting assemblies are symmetrically arranged along the vertical central axial plane of the tunneling device.
Preferably, the first support assembly comprises a first pull rod, a first driving piece, a first connecting shaft and a first support piece;
one end of the first pull rod is connected with the front vehicle body through the first connecting shaft, and the first pull rod can circumferentially rotate around the axis of the first connecting shaft;
one end of the first driving piece is connected with the front vehicle body, the other end of the first pull rod and the other end of the first driving piece are both connected with the first supporting piece, and the supporting surface of the first supporting piece is abutted against the side wall of the roadway;
the first driving piece is used for driving the first supporting piece to move towards the direction far away from or close to the front vehicle body.
Preferably, the first driving piece is a hydraulic oil cylinder and drives the first supporting piece to abut against or separate from the side wall of the roadway;
the first supporting piece comprises a first supporting surface, the first supporting surface is abutted to the side wall of the roadway, and the first supporting surface is a plane.
Preferably, the second support part comprises at least two second support assemblies;
the at least one second support assembly is arranged on one side of the rear vehicle body, the at least one second support assembly is arranged on the other side of the rear vehicle body, and the at least two second support assemblies are symmetrically arranged along the vertical central axis of the tunneling device.
Preferably, the second support assembly comprises a second pull rod, a second driving piece, a second connecting shaft and a second support piece;
one end of the second pull rod is connected with the rear vehicle body through the second connecting shaft, and the second pull rod can circumferentially rotate around the axis of the second connecting shaft;
one end of the second driving piece is connected with the rear vehicle body, the other end of the second pull rod and the other end of the second driving piece are both connected with the second supporting piece, and the supporting surface of the second supporting piece is abutted against the side wall of the roadway;
the second driving piece is used for driving the second supporting piece to move towards the direction far away from or close to the rear vehicle body.
Preferably, the second driving piece is a hydraulic oil cylinder and drives the second supporting piece to abut against or separate from the side wall of the roadway;
the second supporting piece comprises a second supporting surface, the second supporting surface abuts against the side wall of the roadway, and the second supporting surface is a plane.
Preferably, the third support part comprises at least two third support assemblies;
at least two third supporting components are arranged at the tail end of the rear vehicle body, and at least two third supporting components are oppositely arranged.
Preferably, the third support assembly comprises a support leg, a third driving piece, a third connecting shaft and a third support piece;
one end of the supporting leg is connected with the rear vehicle body through the third connecting shaft, the other end of the supporting leg is connected with the third supporting piece, and the supporting leg can circumferentially rotate around the axis of the third connecting shaft so that the supporting surface of the third supporting piece is abutted against the ground of the roadway;
one end of the third driving piece is connected with the rear vehicle body, and the other end of the third driving piece is connected with the other end of the supporting leg;
the third driving piece is used for driving the supporting leg to move in the direction far away from or close to the rear vehicle body.
A heading device is provided with a support device as described above.
The utility model provides a technical scheme's beneficial effect includes at least:
the utility model discloses a set up the horizontal drunkenness of first supporting part to the preceding automobile body of heading equipment and restrict, the second supporting part restricts the horizontal drunkenness of the back automobile body of heading equipment, and the third supporting part restricts the vertical drunkenness of fuselage of heading equipment, has improved heading equipment's stability, has improved the life and the production efficiency of part.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a top-view installation structure in a roadway according to an embodiment of the present invention;
fig. 2 is a schematic view of a rear view installation structure in a roadway according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a side view installation structure in a roadway according to an embodiment of the present invention;
fig. 4 is a schematic view of a top-down mounting structure of the first supporting portion according to an embodiment of the present invention;
fig. 5 is a rear view of the mounting structure of the second support part and the third support part in an embodiment of the present invention;
fig. 6 is a schematic side view of the mounting structure of the second support portion and the third support portion according to an embodiment of the present invention;
fig. 7 is a schematic view of a top-down mounting structure of the second supporting portion and the third supporting portion in an embodiment of the present invention.
The reference numerals in the figures are denoted respectively by:
100-roadway; 110-a side wall; 120-ground;
200-tunneling equipment; 210-a front body; 211-a first mounting ear; 212-a second mounting ear; 220-rear body; 221-a third mounting ear; 222-a fourth mounting ear;
310-a first support; 311-a first support member; 3111-a first pull rod; 3112-a first drive member; 3113-a first support; 3114-first connecting shaft; 320-a second support; 321-a second support assembly; 3211-a second tie rod; 3212-a second driving member; 3213-a second support; 3214-a second connecting shaft; 330-a third support; 331-a third support member; 3311-support leg; 3312-third drive member; 3313-third support; 3314-fastening bolts.
There have been shown in the drawings and will hereinafter be described in greater detail, specific embodiments of the invention. The drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it by those skilled in the art with reference to specific embodiments.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are sub-embodiments of the components of the present invention, rather than full-components embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Before further detailed description of the embodiments of the present invention, the terms of orientation, such as "tail end" and "both sides", used in the embodiments of the present invention are not used to limit the scope of the present invention, based on the orientation shown in fig. 1.
In order to make the technical solutions and advantages of the present invention clearer, the following will describe the embodiments of the present invention in further detail with reference to the accompanying drawings.
A supporting device is arranged between a tunneling device 200 and a roadway 100, and comprises: a first support part 310, wherein the first support part 310 is arranged on the front body 210 of the tunneling equipment 200, and the end part of the first support part 310 is abutted against the side walls 110 on the two sides of the roadway 100; a second support 320, wherein the second support 320 is arranged on the rear body 220 of the tunneling apparatus 200, and the end part of the second support 320 is abutted against the side walls 110 on the two sides of the roadway 100; and a third support 330, wherein the third support 330 is arranged on the rear body 220 of the tunneling apparatus 200, and an end of the third support 330 abuts against the ground 120 of the roadway 100.
Further, as shown in fig. 2, the ripping apparatus 200 includes a front body 210 and a rear body 220, and the front body 210 and the rear body 220 are connected. The end of the first support 310 abuts against the side walls 110 of the roadway at both sides, and the first support 310 limits the lateral play of the front body 210 of the tunneling apparatus 200; the end of the second support part 320 abuts against the sidewalls 110 of the roadway on both sides, and the second support part 320 limits the lateral play of the rear body 220 of the tunneling apparatus 200; the end of the third support part 330 abuts against the ground 120 of the roadway, and the third support part 330 limits the longitudinal movement of the body of the tunneling device 200; in the embodiment, the multi-point support of the heading device 200 is realized through the first support part 310, the second support part 320 and the third support part 330, so that the heading device 200 is more stable in operation, and the problems of vibration, transverse movement and the like are reduced, thereby improving the stability of the heading device 200, reducing the failure rate of parts, reducing the maintenance time of the heading device 200 and improving the working efficiency of the heading device 200.
Further, as shown in fig. 2, in the present embodiment, when the heading equipment 200 is in operation, the first support 310, the second support 320, and the third support 330 are unfolded, the end portions of the first support 310 and the second support 320 abut against the side walls 110 on both sides of the roadway 100, and the end portion of the third support 330 abuts against the ground 120 of the roadway 100; when the tunneling apparatus 200 is traveling, the first support 310 is contracted so that the first support 310 is closely attached to the front body 210 of the tunneling apparatus 200, the second support 320 is contracted so that the second support 320 is closely attached to the rear body 220 of the tunneling apparatus 200, and the third support 330 is contracted so that the third support 330 is closely attached to the rear body 210 of the tunneling apparatus 200, so that the tunneling apparatus 200 can normally travel.
Preferably, the first supporting part 310 includes at least two first supporting members 311; at least one first support assembly 311 is arranged on one side of the front body 210, at least one first support assembly 311 is arranged on the other side of the front body 210, and at least two first support assemblies 311 are symmetrically arranged along the vertical central axis of the tunneling apparatus 200.
Further, as shown in fig. 1, 2 and 3, the first support part 310 includes two first support assemblies 311 symmetrically arranged, an end of each first support assembly 311 abuts against the side wall 110 of the roadway 100 on the same side of the first support assembly 311, so as to form two-point support for the front body 210 of the tunneling apparatus 200, and limit the lateral movement of the front body 210 of the tunneling apparatus 200, so that the tunneling apparatus 200 is more stable in operation, the problems of vibration, lateral movement and the like are reduced, and the stability of the tunneling apparatus 200 is improved.
Preferably, the first support assembly 311 includes a first lever 3111, a first driving member 3112, a first connecting shaft 3114 and a first support 3113; one end of the first tie bar 3111 is connected to the front body 210 via a first connecting shaft 3114, and the first tie bar 3111 is rotatable circumferentially about the axis of the first connecting shaft 3114; one end of the first driving part 3112 is connected to the front body 210, the other end of the first pull rod 3111 and the other end of the first driving part 3112 are both connected to the first supporting part 3113, and a supporting surface of the first supporting part 3113 abuts against the side wall 110 of the roadway 100; the first driving member 3112 is used for driving the first support member 3113 to move away from or close to the front vehicle body 210.
Further, as shown in fig. 4, both ends of the first tie bar 3111 are respectively provided with a first connection hole, the front body 210 is provided with a first mounting lug 211, the first mounting lug 211 is provided with a first mounting hole, the first connection shaft 3114 penetrates through the first mounting hole and the first connection hole at one end of the first tie bar 3111, and the axis of the first connection shaft 3114 is arranged in a vertical direction. The first support 3113 is provided with a first fitting hole, which is connected to the first coupling hole of the other end of the first lever 3111 through a fastening bolt.
Further, as shown in fig. 4, a second mounting ear 212 is disposed on the front body 210, the second mounting ear 212 is connected to one end of the first driving member 3112 through a pin, and the other end of the first driving member 3112 is connected to the first supporting member 3113.
Preferably, the first driving member 3112 is a hydraulic cylinder, and the first driving member 3112 drives the first supporting member 3113 to abut against or separate from the side wall 110 of the roadway 100; the first support 3113 includes a first support surface, which abuts against the side wall 110 of the roadway 100, and the first support surface is a plane.
Further, as shown in fig. 4, the first driving member 3112 is a hydraulic cylinder, and can drive the first supporting member 311 to expand or contract, and provide a supporting force for the first supporting member 311 when the first supporting member 311 expands, so that the first supporting surface is tightly abutted against the side wall 110. The first supporting surface is disposed as a plane, and the first supporting surface is disposed parallel to the sidewall 110.
Preferably, the second supporting portion 320 includes second supporting members 321, and at least two second supporting members 321 are provided; at least one second support assembly 321 is arranged on one side of the rear body 220, at least one second support assembly 321 is arranged on the other side of the rear body 220, and at least two second support assemblies 321 are symmetrically arranged along the vertical central axis of the tunneling apparatus 200.
Further, as shown in fig. 1, 2 and 3, the second support part 320 includes two second support assemblies 321 symmetrically arranged, an end of each second support assembly 321 abuts against the side wall 110 of the roadway 100 on the same side, so as to form two-point support for the rear vehicle body 220 of the tunneling apparatus 200, and limit the lateral movement of the rear vehicle body 220 of the tunneling apparatus 200, so that the tunneling apparatus 200 is more stable in operation, the problems of vibration, lateral movement and the like are reduced, and the stability of the tunneling apparatus 200 is improved.
Preferably, the second support assembly 321 includes a second pull rod 3211, a second driving member 3212, a second connecting shaft 3214 and a second supporting member 3213; one end of the second link 3211 is connected to the rear body 220 via a second link shaft 3214, and the second link 3211 can rotate circumferentially about an axis of the second link shaft 3214; one end of a second driving member 3212 is connected to the rear vehicle body 220, the other end of the second rod 3211 and the other end of the second driving member 3212 are both connected to a second supporting member 3213, and a supporting surface of the second supporting member 3213 abuts against the side wall 110 of the roadway 100; the second driving member 3212 is used to drive the second supporting member 3213 to move away from or toward the rear body 220.
Further, as shown in fig. 5, 6 and 7, two ends of the second pull rod 3211 are respectively provided with a second connecting hole, the rear body 220 is provided with a third mounting ear 221, the third mounting ear 221 is provided with a third mounting hole, the second connecting shaft 3214 penetrates through the third mounting hole and the second connecting hole at one end of the second pull rod 3211, and an axis of the second connecting shaft 3214 is arranged in a vertical direction. The second support 3213 is provided with a second fitting hole, which is connected to a second connecting hole at the other end of the second rod 3211 via a fastening bolt.
Further, as shown in fig. 5, 6 and 7, a fourth mounting ear 222 is disposed on the rear vehicle body 220, the fourth mounting ear 222 is connected to one end of the second driving member 3212 through a pin, and the other end of the second driving member 3212 is connected to the second supporting member 3213.
Preferably, the second driving member 3212 is a hydraulic cylinder, and the second driving member 3212 drives the second supporting member 3213 to abut against or separate from the side wall 110 of the roadway 100; the second supporting member 3213 includes a second supporting surface, the second supporting surface abuts against the sidewall 110 of the roadway 100, and the second supporting surface is a plane.
Further, as shown in fig. 7, the second driving element 3212 is a hydraulic cylinder, and can drive the second supporting element 321 to expand or contract, and provide a supporting force for the second supporting element 321 when the second supporting element 321 expands, so that the second supporting surface is tightly abutted against the sidewall 110. The second support surface is arranged as a plane, the second support surface being arranged parallel to the side wall 110.
Preferably, the third supporting portion 330 includes a third supporting member 331, and at least two third supporting members 331 are provided; at least two third supporting members 331 are provided at the rear end of the rear vehicle body 220, and at least two third supporting members 331 are oppositely provided.
Further, as shown in fig. 1, 2 and 3, the third support part 330 includes two third support components 331 arranged oppositely, and an end of each third support component 331 abuts against the ground 120 of the roadway 100 to form two-point support for the whole machine body of the heading device 200, so that the machine body of the heading device 200 is more stable during operation, the problems of vibration, longitudinal movement and the like are reduced, and the stability of the heading device 200 is improved.
Preferably, the third support assembly 331 includes a support leg 3311, a third driving member 3312, a third connecting shaft, and a third support 3313; one end of the supporting leg 3311 is connected to the rear body 220 through a third connecting shaft, the other end of the supporting leg 3311 is connected to the third supporting member 3313, and the supporting leg 3311 is circumferentially rotatable about the axis of the third connecting shaft so that a supporting surface of the third supporting member 3313 abuts against the ground 120 of the roadway 100; one end of the third driver 3312 is connected to the rear body 220, and the other end of the third driver 3312 is connected to the other end of the supporting leg 3311; the third drivers 3312 are used to drive the support legs 3311 to move away from or close to the rear body 220.
Further, as shown in fig. 5, 6 and 7, it can be understood that both ends of the support leg 3311 are respectively provided with a third connection hole, a fifth installation hole is provided on the rear body 220, a third connection shaft penetrates the fifth installation hole and the third connection hole at one end of the support leg 3311, and an axis of the third connection shaft is disposed in a horizontal direction. The third support 3313 is provided with a third fitting hole for connecting the third fitting hole with a third connecting hole at the other end of the support leg 3311 by a fastening bolt 3314.
Further, as shown in fig. 5, 6 and 7, it can be understood that the rear body 220 is connected to one end of the third driver 3312 by a pin, and the other end of the third driver 3312 is connected to the support leg 3311.
Further, as shown in fig. 7, the third driving element 3312 is a hydraulic cylinder, which can drive the third supporting component 331 to expand or contract, and provide a supporting force for the third supporting component 331 when the third supporting component 331 expands, so that the bottom surface of the third supporting component 3313 abuts against the ground 120. The bottom surface of the third supporting member 3313 is a plane, and the bottom surface of the third supporting member 3313 is disposed parallel to the floor 120.
Further, as shown in fig. 5, 6 and 7, when two support legs 3311 of the two third support members 331 are connected to the rear vehicle body 220, one ends of the two support legs 3311 are both provided on the third connecting shaft.
In the embodiment, the first support part 310 forms two-point support for the front body 210, and limits the transverse movement of the front body 210 of the tunneling device 200; the rear vehicle body 220 is supported at two points through the second support part 320, and the transverse movement of the rear vehicle body 220 of the tunneling device 200 is limited; the third support part 330 forms two-point support for the whole machine body of the tunneling equipment 200 and limits the longitudinal movement of the whole machine of the tunneling equipment 200, so that the first support part 310, the second support part 320 and the third support part 330 form six-point support for the tunneling equipment 200, the machine body of the tunneling equipment 200 is more stable in work, the problems of vibration, movement and the like are reduced, the stability of the tunneling equipment 200 is improved, the failure rate of parts is reduced, the maintenance time of the tunneling equipment 200 is reduced, and the work efficiency of the tunneling equipment 200 is improved.
This embodiment also describes a heading machine 200 provided with a support device as described above. Specifically, the heading equipment 200 is a heading machine, including a narrow-sized heading machine, a light-sized heading machine, or a heading machine operating under a relatively steep slope condition. As shown in fig. 1 and 2, the heading machine comprises a front body 210 and a rear body 220, wherein first supporting parts 310 are symmetrically arranged on the front body 210 of the heading machine, and form two-point support for the front body 210 through the first supporting parts 310 to limit the transverse movement of the front body 210 of the heading machine; the second supporting parts 320 are symmetrically arranged on the rear vehicle body 220 of the heading machine, and form two-point support for the rear vehicle body 220 through the second supporting parts 320, so that the transverse movement of the rear vehicle body 220 of the heading machine is limited; the third supporting part 330 is arranged at the tail end of the rear vehicle body 220 of the heading machine, and two-point support is formed on the whole machine body of the heading machine through the third supporting part 330 to limit the longitudinal movement of the whole machine of the heading machine, so that the first supporting part 310, the second supporting part 320 and the third supporting part 330 form six-point support on the heading machine, the machine body of the heading machine is more stable when in work, the problems of vibration, movement and the like are reduced, the stability of the heading machine is improved, the fault rate of parts is reduced, the maintenance time of the heading machine is reduced, and the working efficiency of the heading machine is improved.
In the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a strutting arrangement, sets up between tunnelling equipment and tunnel, its characterized in that includes:
the first supporting part is arranged on a front vehicle body of the tunneling equipment, and the end part of the first supporting part is abutted against the side walls of two sides of the roadway;
the second supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the second supporting part is abutted against the side walls of the two sides of the roadway;
and the third supporting part is arranged on the rear vehicle body of the tunneling equipment, and the end part of the third supporting part is abutted against the ground of the roadway.
2. A support device as claimed in claim 1,
the first supporting part comprises at least two first supporting components;
the at least one first supporting assembly is arranged on one side of the front vehicle body, the at least one first supporting assembly is arranged on the other side of the front vehicle body, and the at least two first supporting assemblies are symmetrically arranged along the vertical central axial plane of the tunneling device.
3. A support device as claimed in claim 2,
the first support assembly comprises a first pull rod, a first driving piece, a first connecting shaft and a first support piece;
one end of the first pull rod is connected with the front vehicle body through the first connecting shaft, and the first pull rod can circumferentially rotate around the axis of the first connecting shaft;
one end of the first driving piece is connected with the front vehicle body, the other end of the first pull rod and the other end of the first driving piece are both connected with the first supporting piece, and the supporting surface of the first supporting piece is abutted against the side wall of the roadway;
the first driving piece is used for driving the first supporting piece to move towards the direction far away from or close to the front vehicle body.
4. A support device as claimed in claim 3,
the first driving piece is a hydraulic oil cylinder and drives the first supporting piece to abut against or separate from the side wall of the roadway;
the first supporting piece comprises a first supporting surface, the first supporting surface is abutted to the side wall of the roadway, and the first supporting surface is a plane.
5. A support device as claimed in claim 1,
the second supporting part comprises at least two second supporting components;
the at least one second support assembly is arranged on one side of the rear vehicle body, the at least one second support assembly is arranged on the other side of the rear vehicle body, and the at least two second support assemblies are symmetrically arranged along the vertical central axis of the tunneling device.
6. A supporting installation as claimed in claim 5,
the second support assembly comprises a second pull rod, a second driving piece, a second connecting shaft and a second supporting piece;
one end of the second pull rod is connected with the rear vehicle body through the second connecting shaft, and the second pull rod can rotate circumferentially around the axis of the second connecting shaft;
one end of the second driving piece is connected with the rear vehicle body, the other end of the second pull rod and the other end of the second driving piece are both connected with the second supporting piece, and the supporting surface of the second supporting piece is abutted against the side wall of the roadway;
the second driving piece is used for driving the second supporting piece to move in the direction away from or close to the rear vehicle body.
7. A support device as claimed in claim 6,
the second driving piece is a hydraulic oil cylinder and drives the second supporting piece to abut against or separate from the side wall of the roadway;
the second supporting piece comprises a second supporting surface, the second supporting surface abuts against the side wall of the roadway, and the second supporting surface is a plane.
8. A supporting device as claimed in claim 1,
the third supporting part comprises at least two third supporting components;
at least two third supporting components are arranged at the tail end of the rear vehicle body, and at least two third supporting components are oppositely arranged.
9. A support device as claimed in claim 8,
the third support assembly comprises a support leg, a third driving piece, a third connecting shaft and a third supporting piece;
one end of the supporting leg is connected with the rear vehicle body through the third connecting shaft, the other end of the supporting leg is connected with the third supporting piece, and the supporting leg can circumferentially rotate around the axis of the third connecting shaft so as to enable the supporting surface of the third supporting piece to abut against the ground of the roadway;
one end of the third driving piece is connected with the rear vehicle body, and the other end of the third driving piece is connected with the other end of the supporting leg;
the third driving piece is used for driving the supporting leg to move in the direction far away from or close to the rear vehicle body.
10. A heading machine having a support arrangement as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222932824.5U CN218669374U (en) | 2022-11-03 | 2022-11-03 | Supporting device and tunneling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222932824.5U CN218669374U (en) | 2022-11-03 | 2022-11-03 | Supporting device and tunneling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218669374U true CN218669374U (en) | 2023-03-21 |
Family
ID=85567539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222932824.5U Active CN218669374U (en) | 2022-11-03 | 2022-11-03 | Supporting device and tunneling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218669374U (en) |
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2022
- 2022-11-03 CN CN202222932824.5U patent/CN218669374U/en active Active
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